On a related note, seeing the PG trailer for 300 ruined the phrases in the movie; I kept thinking "Our bees will blot out the sun" / "Then we will hug in the shade."
Two Cradle of Filth songs were warped by the same guy on Youtube. In a good way.
Duh Gin Fur No:
http://youtube.com/watch?v=8Y-v_zr0y8U
A Ghost Enough Ark:
http://youtube.com/watch?v=Ldrg1TmnbnU
One PMDD medication commercial using Twisted Sister's "We're not Gonna Take It" ruined the song for me in a bad way.